A Meter Stick on a Horizontal Frictionless Table Top Is

question 46

Multiple Choice

A meter stick on a horizontal frictionless table top is pivoted at the 80-cm mark. A force is applied perpendicularly to the end of the stick at 0 cm, as shown. A second force (not shown) is applied perpendicularly at the 100-cm end of the stick. The forces are horizontal. If the stick does not move, the force exerted by the pivot on the stick:

• A) must be zero
• B) must be in the same direction as and have magnitude
• C) must be directed opposite to and have magnitude
• D) must be in the same direction as and have magnitude
• E) must be directed opposite to and have magnitude

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Definitions:

Market Price

The price at which a good or service is offered in the marketplace, determined by supply and demand dynamics.

Units

Basic measurement or quantity of a product, used to track inventory, production, and sales in various contexts.

Total Revenue

The entire amount of income received by a firm from selling its goods or services before any expenses are deducted.

Total Cost

The sum of fixed and variable costs incurred by a firm in producing and offering a product or service for sale.